rV CONTENTS. 



Pago. 



Stock influence on vintage quality and other characters of apples, Barker 240 



The cacao tree in the State of Bahia, Zehntner 240 



Citrus fertilization experiments in Porto Kico, Kinman 241 



Drug plants under cultivation, Stockberger 241 



Experiments in hybridizing Japanese flowers, Jenny 242 



Dwarf evergreens, Nash 242 



Lime and sulphur solutions, Stone 242 



FORESTRY. 



The National Forests and the farmer. Graves 242 



The farm woodlot problem. Smith 242 



The new Itlassachnsetts forest taxation law, Rane 242 



Natural reforestation in mountains of northern Idaho, Humphrey and AVeavcr. 242 



[Report of progress on] forestry 242 



The preservation of structural timber, Weiss 243 



The deterioration of lumber. — A preliminary study, Pratt 243 



DISEASES OP PLANTS. 



Physiological relations of powdery mildews to their hosts, Reed 244 



Studies in the genus Phytophthora, Rosenbaum 244 



The VerticilUum wilt problem, Caipenter 244 



Classification of local rusts, Bennett 245 



Puccinia graminis and host plants immune to its attack, Stakman 245 



Grain smut infections and control, Pvoed 245 



A bacterial leaf spot disease of celery, Jagger 245 



Downy mildew of cucumbers, Stone 245 



The control of onion smut, Stone 245 



Leaf spot and some fruit rots of peanut. Wolf 245 



Effect of temperature on the common potato scab organism, Shapovalov 245 



The use of sulphur for the control of potato scab, Lint 246 



Seedling diseases of sugar beets and relation to root and crown rots, Edson 246 



Phoma hetx on the leaves of the sugar beet, Pool and McKay 246 



Blossom-end rot of tomatoes, Brooks 247 



Resistance to Cladosporiumfidvum in tomato varieties, Norton 247 



Loss from mosaic disease of tomato, Norton 247 



Orchard experiments in 1914, Cook and Martin 247 



Hosts of brown rot Sclerotinia, Norton 247 



Apple fruit spot and quince blotch, Brooks and Black 247 



Apple leaf spot, Brooks and De ]\Ieritt 247 



Apple rust or cedar rust in West Virginia, Giddings and Berg 247 



Treatment of apple canker diseases, Whitten 248 



A nursery disease of the peach, Cook and Schwarze 248 



A wilt disease of Japanese and hybrid plums, Higgins 248 



Studies on Plasmopara viticola, Gregory 248 



Citrus canker, ]\Iassey 248 



A new rust of economic importance on cultivated snapdragon, Peltier and Rees. 248 



A Nectria parasitic on Norway maple. Cook 249 



Thrombotic disease of maple, Rankin 249 



A mutation in Phyllosticta, Crabill " 249 



The perfect stage of Phyllosticta pavias, Stewart 249 



Longevity of pycnospores and ascospores of E. parasitica, Heald and Studhalter. 249 



An unreported fungus on the oak, Schwarze 250 



Notes on soil disinfection, Hartley 250 



Nematodes and their relationships, Cobb 250 



ECONOMIC ZOOLOGY — ENTOMOLOGY. 



Field mice as farm and orchard pests, Lantz 250 



Our shore birds and their future, Cooke 250 



Eleven important wild duck foods, McAtee 251 



Mortality among waterfowl around Great Salt Lake, Utah, Wetmore 251 



Effect of temperature and moisture on the rate of insect metabolism, Headlee. 252 



On the valuation of Ume-sulphur as an insecticide, Tartar 252 



Insecticide formulas, Woodworth 252 



Twenty-ninth report of the State entomologist, 1913, Felt 252 



